Michael Zolensky Quotes on Astronomy & Cosmology (6 Quotes)

That's a big surprise. People thought comets would just be cold stuff that formed out ... where things are very cold. It was kind of a shock to not just find one but several of these, which implies they are pretty common in the comet.

They are very small rocks, but they are rocks nonetheless. And what do these minerals tell us about how these grains form We think that much of the Earth's water and organics ... perhaps came from comets. So what will these samples tell us about basically where our atoms and molecules came from and then how they were delivered to Earth and in what amount

We think much of the earth's water and organics . . . the molecules in our bodies, perhaps, came from comets.

It raises a question of why we still see zoning in the asteroid belt. It is a big mystery now. It's kind of really exciting.

I was 8 years old. We studied wastewater disposal and planets.

Much of the earth's water and organics perhaps came from comets. This can give us a history of organics in the solar system.